さんとうくうそう 三等空曹 LinksSentence search for 三等空曹Sentence search for さんとうくうそうSentence search for ３等空曹Kanji details for 三, 等, 空 and 曹Edit in JMdict Noun1. staff sergeant (JASDF)MilitaryOther forms３等空曹 【さんとうくうそう】 Discussions Log in to talk about this word.